9. PT "Maurício: Nada deve parecer impossível de mudar." São Paulo:, undated

9. PT "Maurício: Nada deve parecer impossível de mudar." São Paulo:, undated, Box: 6. Eduardo Sarno Collection of Leftist Movements in Brazil, 2002-03. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/372298 Accessed September 26, 2026.